Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9GTZ callsign genealogy
Currently held by SCHACHNER, JULIAN
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by W9GTZ's current licensee, walking backwards.
- RUGG, JAMES PWIgranted 2024-04-30cancelled 2024-07-12
Successor callsigns
Callsigns held now by people who previously held W9GTZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W9GTZ, oldest first.
- SCHACHNER, JULIAN IL2009-01-16 → cancelled 2021-03-18
- Rugg, James P WI2024-07-12 active